Loudspeaker



FIG. 1 is a front, top and right side perspective view of a loudspeaker showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof, the right side being a mirror image;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a front perspective view thereof, with grille removed for clarity of illustration. 

The ornamental design for a loudspeaker, as shown and described. 